dt-bindings: soc: qcom: Add bindings for the glink_pkt driver

Add the bindings for the glink_pkt driver in YAML.

Change-Id: I666732ccc56c3067187f65926cf4ec5d5645a9cc
Signed-off-by: leihan <quic_leihan@quicinc.com>

bindings/soc/qcom/qcom,glink-pkt.yaml

@@ -0,0 +1,90 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/soc/qcom/glink-pkt.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: G-Link Packet Driver (glinkpkt)
+
+maintainers:
+  - Lei Han <quic_leihan@quicinc.com>
+
+description: |
+  G-link packet drivers are companion adaptation driver which
+  use the kernel APIs to expose the Glink core logical channels
+  as charecter devices to the user-space clients.
+
+properties:
+  compatible:
+    const: qcom,glinkpkt
+
+patternProperties:
+  '^qcom,glinkpkt-[A-Za-z0-9_]+[A-Za-z0-9-]*$':
+    type: object
+    description:
+      qcom,glinkpkt-channel-names
+
+    properties:
+      qcom,glinkpkt-transport:
+        $ref: '/schemas/types.yaml#/definitions/string'
+        maxItems: 1
+        description:
+          The glinkpkt transport layer.
+
+      qcom,glinkpkt-edge:
+        $ref: '/schemas/types.yaml#/definitions/string'
+        maxItems: 1
+        description:
+          The remote subsystem name.
+
+      qcom,glinkpkt-ch-name:
+        $ref: '/schemas/types.yaml#/definitions/string'
+        maxItems: 1
+        description:
+          The glink channel name.
+
+      qcom,glinkpkt-dev-name:
+        $ref: '/schemas/types.yaml#/definitions/string'
+        maxItems: 1
+        description:
+          The glink device  name.
+
+    required:
+      - qcom,glinkpkt-transport
+      - qcom,glinkpkt-edge
+      - qcom,glinkpkt-ch-name
+      - qcom,glinkpkt-dev-name
+
+    additionalProperties: false
+
+required:
+  - compatible
+
+additionalProperties: false
+
+examples:
+  - |
+    qcom,glink_pkt {
+        compatible = "qcom,glinkpkt";
+
+        qcom,glinkpkt-at-mdm0 {
+            qcom,glinkpkt-transport = "smd_trans";
+            qcom,glinkpkt-edge = "mpss";
+            qcom,glinkpkt-ch-name = "DS";
+            qcom,glinkpkt-dev-name = "at_mdm0";
+        };
+
+        qcom,glinkpkt-loopback-cntl {
+            qcom,glinkpkt-transport = "lloop";
+            qcom,glinkpkt-edge = "local";
+            qcom,glinkpkt-ch-name = "LOCAL_LOOPBACK_CLNT";
+            qcom,glinkpkt-dev-name = "glink_pkt_loopback_ctrl";
+        };
+
+        qcom,glinkpkt-loopback-data {
+            qcom,glinkpkt-transport = "lloop";
+            qcom,glinkpkt-edge = "local";
+            qcom,glinkpkt-ch-name = "glink_pkt_lloop_CLNT";
+            qcom,glinkpkt-dev-name = "glink_pkt_loopback";
+        };
+    };